工学 通信系统 释 data link 数据链 互通数据的链路。
DL=data link 数据传输线路
网络与数据通信 协议体系与组成结构 释文 data link 数据链路
- unrestricted variable
- unripe seedling
- unrising body
- unrolling
- unroofing
- unrooted tree
- unrounded
- unrounded articulation
- UNRRA
- Unruh effect
- Unruh radiation
- unsafe
- unsafe behavior
- unsafe condition
- unsafe events in flight test
- unsafe factor
- unsafe factors of road transportation
- unsalable books
- unsatisfiability
- unsatisfiable
- unsatisfiable set of formulas
- unsaturated
- unsaturated basin
- unsaturated bond
- unsaturated bond of mineral surface